/*
 * Copyright (c) 1987, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

//__FBSDID("$FreeBSD: src/lib/libc/string/strcasecmp.c,v 1.8.2.1 2009/08/03 08:13:06 kensmith Exp $");


/*============================================
| Includes
==============================================*/
#include <string.h>
#include <ctype.h>

/*============================================
| Global Declaration
==============================================*/
typedef unsigned char u_char;

/*============================================
| Implementation
==============================================*/

/*--------------------------------------------
| Name:        strcasecmp
| Description:
| Parameters:  none
| Return Type: none
| Comments:
| See:
----------------------------------------------*/
int __l_strcasecmp(const char *s1, const char *s2)
{
   const u_char
   *us1 = (const u_char *)s1,
   *us2 = (const u_char *)s2;

   while (tolower(*us1) == tolower(*us2++))
      if (*us1++ == '\0')
         return (0);
   return (tolower(*us1) - tolower(*--us2));
}

/*--------------------------------------------
| Name:        strncasecmp
| Description:
| Parameters:  none
| Return Type: none
| Comments:
| See:
----------------------------------------------*/
int __l_strncasecmp(const char *s1, const char *s2, size_t n)
{
   if (n != 0) {
      const u_char
      *us1 = (const u_char *)s1,
      *us2 = (const u_char *)s2;

      do {
         if (tolower(*us1) != tolower(*us2++))
            return (tolower(*us1) - tolower(*--us2));
         if (*us1++ == '\0')
            break;
      } while (--n != 0);
   }
   return (0);
}

/*============================================
| End of Source  : string.c
==============================================*/
